CN205278252U - Transmission that elder generation's differential commutated and changes speed - Google Patents
Transmission that elder generation's differential commutated and changes speed Download PDFInfo
- Publication number
- CN205278252U CN205278252U CN201521026116.9U CN201521026116U CN205278252U CN 205278252 U CN205278252 U CN 205278252U CN 201521026116 U CN201521026116 U CN 201521026116U CN 205278252 U CN205278252 U CN 205278252U
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- gear
- bevel gear
- spiral umbrella
- spiral
- planet carrier
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Abstract
The utility model discloses a transmission that elder generation's differential commutated and changes speed, it includes planet carrier, a pair of planetary bevel gear, a pair of bevel gear axle, a pair of spiral umbrella driving gear and a pair of spiral umbrella driven gear, the planet carrier is cross, and two planetary bevel gear difference suits are on two minor axises of planet carrier, every bevel gear axle one end is the bevel gear with the meshing of planet bevel gear, spiral umbrella driving gear of other end fixed connection, every spiral umbrella driven gear each with spiral umbrella initiative gear engagement. The planet carrier is accepted external power and is transmitted and give planetary bevel gear, transferes the epaxial bevel gear rather than the meshing by planetary bevel gear revolution or revolution with the mode of rotation again, and the initiative spiral bevel gear by epaxial installation transferes driven spiral bevel gear afterwards, realizes differential, switching -over 90 degrees, variable speed. This scheme can reduce the transmission process, raises the efficiency. The utility model is suitable for an all vehicle differential.
Description
Technical field
The utility model relates to automobile differential commutation transmission field, particularly relates to one first differential on automobile, then the transmission mechanism of the speed change that commutates.
Background technology
Automobile axle conventional at present is all utilize transmission shaft to output power to drive bevel gear, again with from dynamic bevel gear coordinate realize slow down and by transmission of power to planet carrier, semiaxis is passed to again by satellite gear, each gear and axle after slowing down like this to be transmitted bigger torque, and whole transmission non complete symmetry, various drawback can brought by power and layout.
State Intellectual Property Office of the People's Republic of China disclosed the patent documentation that name is called " single file carrier large transmission ratio planetary variable speed drive " (publication number: CN203703025U) on 07 09th, 2014, ring gear is installed in this device box, planet carrier is installed in casing and case lid by planet carrier bearing, double satellite gear is by planet wheel bearing and planet wheel shaft installed rows carrier, double sun gear is installed in case lid and planet carrier by sun wheel shaft and sun wheel shaft bearing, adapter sleeve is connected with double sun gear, gear shift slide block is arranged in the ring groove of adapter sleeve, the outer end installation shaft socket end lid of sun wheel shaft bearing and planet carrier bearing. still there is each gear in this scheme and axle wants the problem of the bigger torque of transmission.
Summary of the invention
The utility model mainly solve the deceleration existing for prior art after each gear and axle to be transmitted bigger torque, and whole transmission non complete symmetry, by the technical problem that can there is drawback in power and layout, there is provided a kind of differential mechanism is placed on deceleration device before, it is possible to the first differential of the moment making front end transmission smaller commutates the transmission mechanism of speed change again.
The utility model is mainly solved by following technical proposals for above-mentioned technical problem: a kind of first differential commutates the transmission mechanism of speed change again, comprise planet carrier, to bevel planet gear, to bevel gear shaft, to spiral umbrella driving toothed gear and to spiral umbrella follower gear, described planet carrier is cross type, and two bevel planet gears are set on two minor axises of planet carrier and little end face is relative; Each bevel gear shaft one end is the cone gear engaged with bevel planet gear, and the other end is fixedly connected with a spiral umbrella driving toothed gear; Each spiral umbrella follower gear respectively engages with a spiral umbrella driving toothed gear, the major axis of planet carrier at least one end be power input shaft, the axle being fixedly connected with spiral follower gear is power output shaft, and power input shaft is mutually vertical with power output shaft.
Whole power transmission process is: pass to bevel planet gear by planet carrier, revolve round the sun by bevel planet gear again or the mode adding rotation that revolves round the sun passes to the cone gear on the bevel gear shaft engaged with it, bevel driven is passed to subsequently, it is achieved differential, commutation 90 degree, speed change by the spiral bevel driving gear installed on axle. This scheme can provide differential, commutation and variable speed drive for longitudinal electric motor of automobile, greatly reduces transmission process, it is to increase efficiency. Adopt two bevel planet gears that power can evenly be passed to the axle of each band gear around by planet carrier.
As preferably, two bevel gear shaft structures and size are completely the same, two spiral umbrella driving toothed gear structures and size are completely the same, and the cone gear of each bevel gear shaft engages with two bevel planet gears.
Two bevel gear shafts and two spiral umbrella driving toothed gears are adopted to make power transmission process more even.
As preferably, described bevel gear shaft is quill shaft, and bevel gear shaft is sleeved on the major axis of planet carrier.
As preferably, two major axis of described planet carrier are all power intake.
Adopting two power intakes can obtain bigger power, the operation process of transmission mechanism is also more stable.
As preferably, described spiral umbrella driving toothed gear and the transmitting ratio of spiral umbrella follower gear are greater than 1.
Transmitting ratio is greater than 1 and can realize increasing torsion deceleration.
As preferably, the transmitting ratio of described spiral umbrella driving toothed gear and spiral umbrella follower gear is less than 1.
Transmitting ratio is less than 1 and can realize speedup and subtract torsion.
As preferably, described spiral umbrella driving toothed gear becomes 90 degree of engagements with spiral umbrella follower gear.
The commutation of power is realized by spiral umbrella driving toothed gear and spiral umbrella follower gear.
The useful effect that the utility model brings is, for longitudinal electric motor of automobile provides differential, commutation and variable speed drive, the speed change commutation again of first differential, greatly reduces transmission process, it is to increase efficiency, and whole transmission mechanism is simple, symmetrical configuration, uniform force.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of transmission mechanism of the present utility model;
Fig. 2 is a kind of assembling exploded perspective view of transmission mechanism of the present utility model;
In figure: 1, bevel planet gear, 2, planet carrier, 3, bevel gear shaft, 4, spiral umbrella driving toothed gear, 5, spiral umbrella follower gear, 6, cone gear.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: a kind of first differential of the present embodiment commutates the transmission mechanism of speed change again, as depicted in figs. 1 and 2, comprise planet carrier 2, to bevel planet gear 1, to bevel gear shaft 3, to spiral umbrella driving toothed gear 4 and to spiral umbrella follower gear 5, described planet carrier is cross type, and two bevel planet gears are set on two minor axises of planet carrier and little end face is relative; Each bevel gear shaft one end is the cone gear 6 engaged with bevel planet gear, and the other end is fixedly connected with a spiral umbrella driving toothed gear; Each spiral umbrella follower gear respectively becomes 90 degree to engage with a spiral umbrella driving toothed gear, and two major axis of planet carrier are all power intake, and the axle being fixedly connected with spiral follower gear is power output shaft, and power input shaft is mutually vertical with power output shaft. Two bevel gear shaft structures and size are completely the same, and two spiral umbrella driving toothed gear structures and size are completely the same, and the cone gear of each bevel gear shaft engages with two bevel planet gears. Bevel gear shaft is quill shaft, and bevel gear shaft is sleeved on the major axis of planet carrier and rotatable. Spiral umbrella main driven gear can also realize increasing torsion deceleration by cooperation number of teeth difference or speedup subtracts torsion.
Planet carrier accepts extrinsic power and passes to bevel planet gear, then revolves round the sun by bevel planet gear or the mode adding rotation that revolves round the sun passes to cone gear on the axle engaged with it, passes to bevel driven by the spiral bevel driving gear installed on axle subsequently.
Transmission mechanism in the present embodiment is simply efficient, directly accepts external motivating force by planet carrier, it is possible to effectively realizes first differential, then turns to 90 degree, speed change, passes to semiaxis and wheel by motivating force, whole simple and reliable for structure, effectively symmetrical, transmit with output procedure steady, noise is little.
Specific embodiment described herein is only to the utility model spirit explanation for example. Described specific embodiment can be made various amendment or supplements or adopt similar mode to substitute by the utility model person of ordinary skill in the field, but can't deviate spirit of the present utility model or surmount the scope that appended claims defines.
Although more employing the term such as planet carrier, cone gear herein, but do not get rid of the possibility using other term. These terms are used to be only used to describe and explain essence of the present utility model more easily; They are construed to any a kind of additional restriction all disagree with the utility model spirit.
Claims (7)
1. a first differential commutates the transmission mechanism of speed change again, it is characterized in that, comprise planet carrier (2), to bevel planet gear (1), to bevel gear shaft (3), to spiral umbrella driving toothed gear (4) and to spiral umbrella follower gear (5), described planet carrier is cross type, and two bevel planet gears are set on two minor axises of planet carrier and little end face is relative; Each bevel gear shaft one end is the cone gear (6) engaged with bevel planet gear, and the other end is fixedly connected with a spiral umbrella driving toothed gear; Each spiral umbrella follower gear respectively engages with a spiral umbrella driving toothed gear, the major axis of planet carrier at least one end be power input shaft, the axle being fixedly connected with spiral follower gear is power output shaft, and power input shaft is mutually vertical with power output shaft.
2. a kind of first differential according to claim 1 commutates the transmission mechanism of speed change again, it is characterized in that, two bevel gear shaft structures and size are completely the same, and two spiral umbrella driving toothed gear structures and size are completely the same, and the cone gear of each bevel gear shaft engages with two bevel planet gears.
3. a kind of first differential according to claim 1 and 2 commutates the transmission mechanism of speed change again, it is characterised in that, described bevel gear shaft is quill shaft, and bevel gear shaft is sleeved on the major axis of planet carrier.
4. a kind of first differential according to claim 3 commutates the transmission mechanism of speed change again, it is characterised in that, two major axis of described planet carrier are all power intake.
5. a kind of first differential according to claim 1 commutates the transmission mechanism of speed change again, it is characterised in that, described spiral umbrella driving toothed gear and the transmitting ratio of spiral umbrella follower gear are greater than 1.
6. a kind of first differential according to claim 1 commutates the transmission mechanism of speed change again, it is characterised in that, the transmitting ratio of described spiral umbrella driving toothed gear and spiral umbrella follower gear is less than 1.
7. want a kind of first differential described in 1 or 2 to commutate again the transmission mechanism of speed change according to right, it is characterised in that, described spiral umbrella driving toothed gear becomes 90 degree of engagements with spiral umbrella follower gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521026116.9U CN205278252U (en) | 2015-12-12 | 2015-12-12 | Transmission that elder generation's differential commutated and changes speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521026116.9U CN205278252U (en) | 2015-12-12 | 2015-12-12 | Transmission that elder generation's differential commutated and changes speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205278252U true CN205278252U (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521026116.9U Active CN205278252U (en) | 2015-12-12 | 2015-12-12 | Transmission that elder generation's differential commutated and changes speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205278252U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107128173A (en) * | 2017-05-24 | 2017-09-05 | 淄博悍铃机械有限公司 | The steering and driving axle of differential structure |
| CN111005567A (en) * | 2019-08-30 | 2020-04-14 | 中国二十冶集团有限公司 | Manual-automatic integrated vertical concrete pouring tool with secondary structure and using method thereof |
| CN111022601A (en) * | 2019-10-16 | 2020-04-17 | 南京航空航天大学 | Gyroplane tilting mechanism with reverse self-locking capacity |
| CN113669419A (en) * | 2020-11-24 | 2021-11-19 | 王怡科 | Speed reducing mechanism with variable speed reducing ratio |
-
2015
- 2015-12-12 CN CN201521026116.9U patent/CN205278252U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107128173A (en) * | 2017-05-24 | 2017-09-05 | 淄博悍铃机械有限公司 | The steering and driving axle of differential structure |
| CN111005567A (en) * | 2019-08-30 | 2020-04-14 | 中国二十冶集团有限公司 | Manual-automatic integrated vertical concrete pouring tool with secondary structure and using method thereof |
| CN111005567B (en) * | 2019-08-30 | 2021-08-13 | 中国二十冶集团有限公司 | Manual-automatic integrated vertical concrete pouring tool with secondary structure and using method thereof |
| CN111022601A (en) * | 2019-10-16 | 2020-04-17 | 南京航空航天大学 | Gyroplane tilting mechanism with reverse self-locking capacity |
| CN113669419A (en) * | 2020-11-24 | 2021-11-19 | 王怡科 | Speed reducing mechanism with variable speed reducing ratio |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201230 Address after: 310000 room 207, 2 / F, building 11, No.1 Jiaogong Road, Xihu District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Botan New Energy Technology Co.,Ltd. Address before: 310012 room 3116, building 3, No.9 xidoumen Road, Xihu District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU BOTAN TECHNOLOGY ENGINEERING Co.,Ltd. |
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| TR01 | Transfer of patent right |